<template>
   <ContentField v-if="!$store.state.user.pulling_info">
    <div class="row justify-content-md-center">
        <div class="col-3">
            <form @submit.prevent="login">
                <div class="mb-3">
                <label for="username" class="form-label">用户名</label>
                <input v-model="username" type="text" class="form-control" id="username" placeholder="请输入用户名">
                </div>
                  <div class="mb-3">
                <label for="password" class="form-label">密码</label>
                <input v-model="password" type="password" class="form-control" id="password" placeholder="请输入密码">
                </div>
                <div class="error_message">{{ error_message }}</div>
                <button type="submit" class="btn btn-outline-primary">提交</button>
            </form>
        </div>
    </div>
</ContentField>
    
</template>

<script>
 import ContentField from  '../../../components/ContentField.vue'
 import { useStore } from 'vuex'
 import { ref } from 'vue'
 import router from '../../../router/index'
export default {
    components: {
        ContentField
    },
    setup() {
        const store = useStore();
        let username = ref('');
        let password = ref('');
        let error_message = ref('');
    


        const jwt_token = localStorage.getItem("jwt_token");
        if (jwt_token) {
            store.commit("updateToken", jwt_token);
            store.dispatch("getinfo", {
                success() {
                    // console.log(resp);
                    router.push({ name: "home" });
                    store.commit("updatePullingInfo", false);
                },
                error() {
                store.commit("updatePullingInfo", false);

                }
            })
        } else {
            store.commit("updatePullingInfo", false);
        }


        const login = () => {
            error_message.value = "";
            store.dispatch("login", {
                username: username.value,
                password: password.value,
                success() {
                    store.dispatch("getinfo",{
                        success() {
                            router.push({ name: 'home' });
                            // console.log(store.state.user);
                        }

                    })
                   
                },
                error() {
                    error_message.value = "用户名或密码错误";
                }

            })

        }

        return {
            username,
            password,
            error_message,
            login,
       
        }

    }
}

</script>

<style scoped>
button {
    width: 100%;
}

div.error_message {
    color: red;
}

</style>    